🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.78 AU - 0.96 AU

Year: 292 Days

Day: 21.4 Hours

Environment

Temp: 92 °C

Axial Tilt: 39.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 78,072,567 km

• M1: 106,813 km (0.041 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.05 AU - 1.15 AU

Year: 415 Days

Day: 25.9 Hours

Environment

Temp: 17 °C

Axial Tilt: 29 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 3.23 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 834.7

Radius: 10.4

Gravity: 7.72 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 5 AU - 5.7 AU

Year: 4454 Days

Day: 14.2 Hours

Environment

Temp: -138 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 78,072,567 km

• M1: 129,402 km (0.053 R)
• M2: 701,614 km (0.062 R)
• M3: 1,459,327 km (0.109 R)
• M4: 1,961,527 km (0.105 R)
• M5: 2,427,525 km (0.063 R)
• M6: 3,022,924 km (0.054 R)
• M7: 3,520,786 km (0.075 R)
• M8: 3,957,911 km (0.115 R)
• M9: 6,111,522 km (0.07 R)
• M10: 6,614,919 km (0.075 R)
• M11: 6,943,585 km (0.103 R)
• M12: 7,283,023 km (0.028 R)
• M13: 7,922,254 km (0.082 R)
• M14: 9,435,586 km (0.092 R)
• M15: 11,041,220 km (0.07 R)
• M16: 11,741,488 km (0.086 R)
• M17: 13,025,187 km (0.109 R)
• M18: 13,701,071 km (0.074 R)
• M19: 14,842,054 km (0.098 R)
• M20: 15,521,826 km (0.095 R)
• M21: 15,869,492 km (0.086 R)
• M22: 16,761,394 km (0.083 R)
• M23: 17,875,300 km (0.115 R)
• M24: 18,321,550 km (0.118 R)
• M25: 19,503,374 km (0.09 R)
• M26: 23,733,852 km (0.107 R)
• M27: 25,137,379 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 447.1

Radius: 15

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 6.11 AU - 7.25 AU

Year: 6214 Days

Day: 10.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 78,072,567 km

• M1: 187,147 km (0.112 R)
• M2: 832,961 km (0.1 R)
• M3: 2,230,055 km (0.054 R)
• M4: 3,350,544 km (0.066 R)
• M5: 6,148,921 km (0.104 R)
• M6: 8,758,656 km (0.089 R)
• M7: 9,399,384 km (0.086 R)
• M8: 12,379,373 km (0.05 R)
• M9: 13,136,039 km (0.119 R)
• M10: 14,741,823 km (0.096 R)
• M11: 17,329,118 km (0.069 R)
• M12: 20,482,492 km (0.109 R)
• M13: 21,043,035 km (0.112 R)
• M14: 23,236,738 km (0.109 R)
• M15: 24,155,568 km (0.102 R)
• M16: 29,826,674 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.1

Radius: 9.5

Gravity: 8.8 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 7.22 AU - 7.88 AU

Year: 7466 Days

Day: 12.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 78,072,567 km

• M1: 118,182 km (0.101 R)
• M2: 484,697 km (0.066 R)
• M3: 787,334 km (0.09 R)
• M4: 1,657,844 km (0.095 R)
• M5: 3,223,535 km (0.061 R)
• M6: 3,543,076 km (0.072 R)
• M7: 4,010,569 km (0.102 R)
• M8: 4,380,974 km (0.11 R)
• M9: 8,390,945 km (0.071 R)
• M10: 10,206,614 km (0.076 R)
• M11: 11,518,737 km (0.116 R)
• M12: 15,477,396 km (0.068 R)
• M13: 15,800,078 km (0.069 R)
• M14: 16,193,222 km (0.101 R)
• M15: 17,972,688 km (0.116 R)
• M16: 21,037,949 km (0.12 R)
• M17: 22,487,702 km (0.097 R)
• M18: 23,745,670 km (0.091 R)
• M19: 24,435,466 km (0.114 R)
• M20: 25,227,437 km (0.087 R)
• M21: 27,705,974 km (0.076 R)
• M22: 29,053,103 km (0.054 R)
• M23: 33,248,875 km (0.111 R)
• M24: 36,222,282 km (0.025 R)
• M25: 38,535,963 km (0.115 R)
• M26: 40,700,943 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388.6

Radius: 14.8

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 8.27 AU - 12.19 AU

Year: 11776 Days

Day: 13.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 78,072,567 km

• M1: 184,005 km (0.105 R)
• M2: 1,130,810 km (0.093 R)
• M3: 1,655,151 km (0.09 R)
• M4: 2,380,102 km (0.09 R)
• M5: 2,920,450 km (0.112 R)
• M6: 3,495,504 km (0.061 R)
• M7: 4,936,431 km (0.094 R)
• M8: 6,202,777 km (0.094 R)
• M9: 8,131,542 km (0.101 R)
• M10: 10,038,915 km (0.119 R)
• M11: 10,584,498 km (0.1 R)
• M12: 13,259,607 km (0.093 R)
• M13: 14,722,525 km (0.061 R)
• M14: 16,906,504 km (0.104 R)
• M15: 22,241,015 km (0.111 R)
• M16: 23,170,466 km (0.118 R)
• M17: 24,657,768 km (0.092 R)
• M18: 28,309,153 km (0.117 R)
• M19: 28,801,928 km (0.114 R)
• M20: 32,199,745 km (0.109 R)
• M21: 33,939,718 km (0.064 R)
• M22: 35,058,710 km (0.116 R)
• M23: 37,606,661 km (0.044 R)
• M24: 40,028,052 km (0.102 R)
• M25: 41,025,122 km (0.032 R)
• M26: 42,551,768 km (0.095 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 803.1

Radius: 4.9

Gravity: 33.45 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 15.22 AU - 15.88 AU

Year: 22068 Days

Day: 22.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 78,072,567 km

• M1: 61,335 km (0.118 R)
• M2: 290,818 km (0.095 R)
• M3: 1,062,294 km (0.089 R)
• M4: 1,382,584 km (0.113 R)
• M5: 1,920,238 km (0.116 R)
• M6: 3,308,357 km (0.094 R)
• M7: 3,485,481 km (0.091 R)
• M8: 4,327,418 km (0.113 R)
• M9: 6,494,792 km (0.092 R)
• M10: 7,107,844 km (0.114 R)
• M11: 7,966,685 km (0.077 R)
• M12: 9,352,410 km (0.068 R)
• M13: 18,003,655 km (0.07 R)
• M14: 18,185,566 km (0.063 R)
• M15: 19,113,222 km (0.118 R)
• M16: 28,924,898 km (0.116 R)
• M17: 31,092,122 km (0.114 R)
• M18: 32,956,112 km (0.094 R)
• M19: 38,388,609 km (0.118 R)
• M20: 49,723,340 km (0.046 R)
• M21: 53,008,659 km (0.113 R)
• M22: 57,610,439 km (0.102 R)
• M23: 60,821,707 km (0.104 R)
• M24: 67,817,951 km (0.025 R)
• M25: 70,264,025 km (0.099 R)
• M26: 70,941,255 km (0.077 R)
• M27: 80,144,965 km (0.093 R)
• M28: 82,126,239 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 583.4

Radius: 3.9

Gravity: 38.36 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 15.26 AU - 16.3 AU

Year: 22560 Days

Day: 19.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 78,072,567 km

• M1: 48,470 km (0.099 R)
• M2: 173,534 km (0.11 R)
• M3: 296,653 km (0.084 R)
• M4: 627,563 km (0.105 R)
• M5: 1,114,803 km (0.064 R)
• M6: 1,655,151 km (0.082 R)
• M7: 2,053,680 km (0.028 R)
• M8: 4,233,620 km (0.047 R)
• M9: 5,835,065 km (0.083 R)
• M10: 8,578,690 km (0.119 R)
• M11: 12,761,746 km (0.075 R)
• M12: 19,578,322 km (0.051 R)
• M13: 21,104,520 km (0.12 R)
• M14: 22,810,833 km (0.098 R)
• M15: 28,478,199 km (0.055 R)
• M16: 29,444,601 km (0.09 R)
• M17: 29,935,880 km (0.07 R)
• M18: 31,955,751 km (0.106 R)
• M19: 37,256,003 km (0.073 R)
• M20: 39,292,928 km (0.03 R)
• M21: 40,338,767 km (0.08 R)
• M22: 43,112,910 km (0.05 R)
• M23: 46,839,243 km (0.045 R)
• M24: 47,005,895 km (0.119 R)
• M25: 51,836,261 km (0.112 R)
• M26: 55,668,509 km (0.11 R)
• M27: 57,176,905 km (0.115 R)
• M28: 65,128,331 km (0.113 R)
• M29: 69,366,737 km (0.069 R)
• M30: 75,833,405 km (0.086 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 33.2

Radius: 6.3

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 19.27 AU - 19.27 AU

Year: 30443 Days

Day: 16.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 78,072,567 km

• M1: 158,873 km (0.062 R)
• M2: 389,403 km (0.1 R)
• M3: 664,514 km (0.12 R)
• M4: 3,597,530 km (0.075 R)
• M5: 12,968,639 km (0.093 R)
• M6: 30,213,235 km (0.12 R)
• M7: 30,503,604 km (0.108 R)
• M8: 36,599,717 km (0.095 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 295.3

Radius: 4.1

Gravity: 17.57 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 18.04 AU - 21.52 AU

Year: 31660 Days

Day: 22.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 78,072,567 km

• M1: 160,668 km (0.106 R)
• M2: 454,927 km (0.081 R)
• M3: 629,508 km (0.12 R)
• M4: 3,396,171 km (0.088 R)
• M5: 4,067,417 km (0.073 R)
• M6: 7,546,614 km (0.053 R)
• M7: 8,465,594 km (0.098 R)
• M8: 21,576,650 km (0.086 R)
• M9: 22,380,141 km (0.104 R)
• M10: 25,570,465 km (0.109 R)
• M11: 27,740,382 km (0.089 R)
• M12: 29,783,290 km (0.082 R)
• M13: 32,053,289 km (0.08 R)
• M14: 32,312,392 km (0.117 R)
• M15: 34,435,934 km (0.046 R)
• M16: 37,648,847 km (0.11 R)
• M17: 39,848,385 km (0.098 R)
• M18: 47,292,674 km (0.083 R)
• M19: 65,061,460 km (0.099 R)
• M20: 66,733,665 km (0.098 R)
• M21: 69,728,615 km (0.102 R)
• M22: 74,841,272 km (0.112 R)

Kuiper Belt

Range: 30.5 - 49.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 258 - 15,143 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit